"The universe is filled with a range of three-body systems, including the closest stars to Earth, the Alpha Centauri star system, and we're finding that the Kuiper Belt may be no exception!" ...

Astrum explores everything NASA's New Horizons saw and discovered in the Kuiper Belt around Pluto, Charon and Arrokoth (Ultima Thule).

What strange object is named after a mythical, far-northern island in medieval literature and has its own rock anthem performed by Queen guitarist Brian May? Ultima Thule (pronounced TOO-lee).

LOS ANGELES: Scientists from NASA's New Horizons mission on Wednesday released the first detailed images of the most distant object ever explored - the Kuiper Belt object nicknamed Ultima Thule, ...

The relative quantities of volatile gases like methane and ethane can reveal key details about distant Kuiper Belt objects. A surprising chemical difference between Pluto and Sedna, another dwarf ...